#include <stdio.h>

struct Student
{
    double a;
    char b;
    int c;
    char d;
};

int main() {
    char a[10];
    char *b;
    a = "hello";
    strcpy(a, "hello");
    b = "world";
    return 0;
    // struct Student s;
    // printf("sizeof(struct Student) = %lu\n", sizeof(struct Student));   
    // printf("s.a = %p\n", &s.a);
    // printf("s.b = %p\n", &s.b);
    // printf("s.c = %p\n", &s.c);
    // printf("s.d = %p\n", &s.d);
}